Today Good Morning America reported on a new trend: A wider variety of animals, including parrots, ferrets, snakes, and monkeys are being used to assist people with disabilities and psychological problems.

For now, it's legal for Tabitha Darling to ride her seeing eye horse Trixie through Target and for Debbie Rose to keep a monkey with her to sooth her anxiety attacks. But soon the government may ban people from using certain species as service animals, since not all animals can be as well trained as dogs. Clip at left.